A similar entry appears in the Wheel of Time Companion confirming the information available in the main story arc.
Author: Atarah al'Norahn
She is described as being "plump".
She informs Elaida that Felaana and Negaine have brought a woman to see her (Beonin, although they do not know it). Tarna tells her to offer the woman tea while she waits, but Elaida says that she will see her immediately.
(Reference: Knife of Dreams, Chapter 2)